WO2015168359A1 - Outil rotatif ayant un ensemble de couplage amélioré - Google Patents

Outil rotatif ayant un ensemble de couplage amélioré Download PDF

Info

Publication number
WO2015168359A1
WO2015168359A1 PCT/US2015/028426 US2015028426W WO2015168359A1 WO 2015168359 A1 WO2015168359 A1 WO 2015168359A1 US 2015028426 W US2015028426 W US 2015028426W WO 2015168359 A1 WO2015168359 A1 WO 2015168359A1
Authority
WO
WIPO (PCT)
Prior art keywords
collar
biasing
cam
locking
surgical device
Prior art date
Application number
PCT/US2015/028426
Other languages
English (en)
Other versions
WO2015168359A8 (fr
Inventor
Kevin C. Edwards
Jay A. Casey
Peter Y. Wong
Jesse CONRAD
Original Assignee
Gyrus Acmi, Inc., D.B.A. Olympus Surgical
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Gyrus Acmi, Inc., D.B.A. Olympus Surgical filed Critical Gyrus Acmi, Inc., D.B.A. Olympus Surgical
Priority to EP15786020.6A priority Critical patent/EP3052028B1/fr
Priority to CN201580002863.5A priority patent/CN106163427B/zh
Priority to JP2016556697A priority patent/JP6181323B2/ja
Publication of WO2015168359A1 publication Critical patent/WO2015168359A1/fr
Publication of WO2015168359A8 publication Critical patent/WO2015168359A8/fr

Links

Classifications

    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
    • A61B17/1613—Component parts
    • A61B17/1622—Drill handpieces
    • A61B17/1624—Drive mechanisms therefor
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
    • A61B17/1613—Component parts
    • A61B17/162—Chucks or tool parts which are to be held in a chuck
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
    • A61B17/1613—Component parts
    • A61B17/1622—Drill handpieces
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
    • A61B17/1613—Component parts
    • A61B17/1633—Sleeves, i.e. non-rotating parts surrounding the bit shaft, e.g. the sleeve forming a single unit with the bit shaft
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B31/00—Chucks; Expansion mandrels; Adaptations thereof for remote control
    • B23B31/005—Cylindrical shanks of tools
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B31/00—Chucks; Expansion mandrels; Adaptations thereof for remote control
    • B23B31/02—Chucks
    • B23B31/10—Chucks characterised by the retaining or gripping devices or their immediate operating means
    • B23B31/107—Retention by laterally-acting detents, e.g. pins, screws, wedges; Retention by loose elements, e.g. balls
    • B23B31/1071—Retention by balls
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B17/16—Bone cutting, breaking or removal means other than saws, e.g. Osteoclasts; Drills or chisels for bones; Trepans
    • A61B17/1613—Component parts
    • A61B17/1631—Special drive shafts, e.g. flexible shafts
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B17/00—Surgical instruments, devices or methods, e.g. tourniquets
    • A61B2017/00477—Coupling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2231/00—Details of chucks, toolholder shanks or tool shanks
    • B23B2231/02—Features of shanks of tools not relating to the operation performed by the tool
    • B23B2231/026—Grooves
    • B23B2231/0268—Radial grooves
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2231/00—Details of chucks, toolholder shanks or tool shanks
    • B23B2231/20—Collet chucks
    • B23B2231/2078—Jaw carriers, i.e. components retaining the collet itself
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23B—TURNING; BORING
    • B23B2270/00—Details of turning, boring or drilling machines, processes or tools not otherwise provided for
    • B23B2270/16—Constructions comprising three or more similar components

Definitions

  • This invention relates to surgical apparatus and procedures in general, and more particularly to rotary tools of the sort used to drive working elements such as drill bits and burrs.
  • a rotary tool comprising a handle assembly having a high speed motor, and a coupling assembly at the distal end of the handle assembly for releasably connecting a working element (e.g., a drill bit or burr) to the high speed motor, such that the working element (e.g., the drill bit or burr) can be turned by the high speed motor and then used for the desired purpose (e.g., drilling or abrading bone) .
  • a working element e.g., a drill bit or burr
  • the present invention provides a novel coupling assembly for releasably connecting a working element (e.g., a drill bit or burr) to a high speed motor of a handle assembly of a rotary tool.
  • a working element e.g., a drill bit or burr
  • the present invention will sometimes hereinafter be discussed in the context of a high speed drill bit or burr, however, it should be appreciated that the present invention is also applicable to other working elements, e.g., a dental polishing head, etc.
  • the present invention comprises the provision and use of a novel coupling assembly for releasably connecting a working element (e.g., a drill bit or burr) to a high speed motor of a handle assembly of a rotary tool.
  • a working element e.g., a drill bit or burr
  • the present invention will sometimes hereinafter be discussed in the context of a high speed drill bit or burr, however, it should be appreciated that the present invention is also applicable to other working elements, e.g., a dental polishing head, etc.
  • a surgical device comprising:
  • said locking collar is fully removable from said handle assembly, said locking collar loads axially to a first position, and said locking collar rotates between said first position and a second position;
  • said locking collar in said first position, said locking collar is free to be axially removed from said handle assembly and said replaceable bits are free to be loaded or unloaded from said handle assembly;
  • said locking collar in said second position, said locking collar is prevented from axial movement relative to said handle assembly and said replaceable bits are prevented from being received within, or removed from, said handle assembly; and said locking collar is guided to said first position and between said first position and said second position by a groove in said handle assembly mating with a member carried by said locking collar.
  • a surgical device comprising:
  • collet sleeve comprising at least one opening extending radially through said collet sleeve
  • At least one canted cam slot formed in said hollow housing, said at least one canted cam slot having a first end and a second end;
  • biasing collar comprising at least one biasing collar engagement element, said at least one biasing collar engagement element extending through said at least one canted cam slot and extending outwardly from the outer surface of said hollow housing, said biasing collar being
  • cam element being configured to move between a first cam element
  • At least one locking element said at least one locking element being configured to move in said at least one opening in said collet sleeve;
  • locking collar wherein said locking collar is fully removable from said handle assembly, and further wherein said locking collar is configured to directly engage the portion of said at least one biasing collar engagement element which extends outwardly from the outer surface of said hollow housing and is configured to rotate between a first locking collar position and a second locking collar position;
  • said at least one biasing collar engagement element when said locking collar is in its first locking collar position, said at least one biasing collar engagement element is engaged with said locking collar and is driven to said first end of said at least one canted cam slot, causing said biasing collar to be driven to said first biasing collar position, in which position said biasing collar urges said cam element to said first cam element position, and further wherein, with said cam element in said first cam element position, said at least one locking element is free to move radially outward in said at least one opening of said collet sleeve;
  • a method for securing a working element to a surgical device comprising:
  • a surgical device comprising:
  • a handle assembly comprising :
  • collet sleeve comprising at least one opening extending radially through said collet sleeve
  • At least one canted cam slot formed in said hollow housing, said at least one canted cam slot having a first end and a second end;
  • biasing collar comprising at least one biasing collar engagement element, said at least one biasing collar engagement element extending through said at least one canted cam slot and extending outwardly from the outer surface of said hollow housing, said biasing collar being
  • cam element being configured to move between a first cam element
  • biasing element biasing said cam element towards said second cam element position
  • At least one locking element said at least one locking element being configured to move in said at least one opening in said collet sleeve; and a locking collar, wherein said locking collar is fully removable from said handle assembly, and further wherein said locking collar is configured to directly engage the portion of said at least one biasing collar engagement element which extends outwardly from the outer surface of said hollow housing and is configured to rotate between a first locking collar position and a second locking collar position;
  • said at least one biasing collar engagement element when said locking collar is in its first locking collar position, said at least one biasing collar engagement element is engaged with said locking collar and is driven to said first end of said at least one canted cam slot, causing said locking collar to be driven to said first locking collar position, in which position said locking collar urges said cam element to said first cam element position, and further wherein, with said cam element in said first cam element position, said at least one locking element is free to move radially outward in said at least one opening in said collet sleeve;
  • a surgical device comprising:
  • a handle assembly comprising a rotatable drive shaft ;
  • said removable handle assembly adapter comprising a rotatable
  • a removable nosepiece assembly for connection to said removable handle assembly adapter and for
  • removable handle assembly adapter and said removable nosepiece assembly each comprise a locking collar
  • said removable handle assembly adapter and said handle assembly each comprise a connector assembly, said connector assembly comprising:
  • a housing comprising an opening
  • a collet sleeve disposed within said opening and connected to an input shaft, said collet sleeve comprising a lumen for receiving an output shaft; a locking element movable relative to said collet sleeve between (i) a locked position in which said output shaft is secured to said collet sleeve, and (ii) an unlocked position in which said output shaft is not secured to said collet sleeve; and
  • cam element movable relative to said collet sleeve between (i) a first position in which said locking element is free to assume its said unlocked position, and (ii) a second position in which said cam element cams said locking element into said locked position;
  • kit comprising:
  • a handle assembly comprising a rotatable drive shaft ;
  • said removable nosepiece assembly is configured for mounting to said handle assembly and for accepting a replaceable bit so that said
  • replaceable bit is connected to said rotatable drive shaft
  • a removable handle assembly adapter having a rotatable shaft, said removable handle assembly adapter being configured at one end for mounting to said handle assembly and being configured at another end for receiving said nosepiece assembly so that said replaceable bit is connected to said rotatable drive shaft via said rotatable shaft of said removable handle assembly.
  • a surgical device comprising:
  • a handle assembly comprising
  • each of said first and second connector assemblies comprises:
  • a housing comprising an opening
  • collet sleeve disposed within said opening and connected to an input shaft, said collet sleeve comprising a lumen for receiving an output shaft;
  • a locking element movable relative to said collet sleeve between (i) a locked position in which the output shaft is secured to said collet sleeve, and (ii) an unlocked position in which the output shaft is not secured to said collet sleeve;
  • a cam element movable relative to said collet sleeve between (i) a first position in which said locking element is free to assume its said unlocked position, and (ii) a second position in which said cam element cams said locking element into said locked position;
  • a locking collar mounted to said housing such that rotation of said locking collar causes said cam element to move into said second position.
  • a surgical device comprising:
  • a handle assembly comprising a rotatable drive shaft ;
  • said removable handle assembly adapter comprising a rotatable
  • a removable nosepiece assembly for connection to said removable handle assembly adapter and for
  • At least one of said removable handle assembly adapter and said handle assembly comprises a connector assembly, said connector assembly
  • a housing comprising an opening and a canted slot
  • collet sleeve disposed within said opening and connected to an input shaft, said collet sleeve comprising a lumen for receiving an output shaft;
  • a locking element radially movable relative to said collet sleeve between (i) a locked position in which said output shaft is secured to said collet sleeve, and (ii) an unlocked position in which said output shaft is not secured to said collet sleeve;
  • a surgical device comprising:
  • a handpiece handle comprising a powered rotatable drive shaft
  • said removable handpiece handle assembly adapter comprising a rotatable transmission shaft for connection to said powered rotatable drive shaft of said handpiecehandle assembly;
  • a removable coupling nosepiece assembly for connection to said removable handpiece handle assembly adapter and for selectively securing the shaft of a working element to said rotatable transmission shaft of said removable handpiece handle assembly adapter;
  • removable handle assembly adapter and said removable nosepiece assembly comprises a removable locking collar
  • said removable handpiece handle assembly adapter and said handpiece handle assembly comprises a connector assembly, said connector assembly comprising:
  • a housing comprising an opening and a canted slot
  • collet sleeve disposed within said opening and connected to an input shaft, said collet sleeve comprising a lumen for receiving an output shaft ;
  • a locking element radially movable relative to said collet sleeve between (i) a locked position in which the said output shaft is secured to said collet sleeve, and (ii) an unlocked position in which the said output shaft is not secured to said collet sleeve;
  • cam element longitudinally movable relative to said collet sleeve between (i) a first position in which said locking element is free to assume its said unlocked position, and (ii) a second position in which said cam element cams said locking element into said locked position, said cam element being yieldably biased into said second position;
  • a biasing collar for biasing said cam element into said first position
  • Fig. 1 is a schematic view showing a novel rotary tool provided in accordance with the present
  • Fig. 2 is an exploded schematic view of the novel rotary tool shown in Fig. 1;
  • Fig. 3 is a sectional schematic view of the novel rotary tool shown in Fig. 1; Figs. 4-13 are schematic views showing
  • FIGs. 14 and 15 are schematic views showing another novel rotary tool provided in accordance with the present invention.
  • FIGs. 16 and 17 are schematic views showing still another novel rotary tool provided in accordance with the present invention.
  • Figs. 18 and 19 are schematic views showing construction details of the novel rotary tool shown in Figs. 16 and 17;
  • Figs. 20-24 are schematic views showing yet another novel rotary tool provided in accordance with the present invention.
  • the present invention comprises the provision and use of a novel coupling assembly for releasably connecting a working element (e.g., a drill bit or burr) to a high speed motor of a handle assembly of a rotary tool.
  • a working element e.g., a drill bit or burr
  • FIGs. 1-3 there is shown a novel rotary tool 5 for turning a working element (e.g., a drill bit or burr) 10.
  • Rotary tool 5 for turning a working element (e.g., a drill bit or burr) 10.
  • a handle assembly 15 having a distal mount 20 extending distally therefrom, and a nosepiece assembly 22 mountable to, and fully
  • Nosepiece assembly 22 comprises a distal tip 23 for rotatably supporting working element 10.
  • handle assembly 15 comprises a cavity 25 having a high speed motor 30 (e.g., an
  • Distal mount 20 of handle assembly 15 comprises a cavity 35. Cavity 35 in distal mount 20 may be aligned with cavity 25 in handle assembly 15. High speed motor 30 turns a shaft 40 which extends into cavity 35 in distal mount 20.
  • a coupling assembly 45 generally disposed in distal mount 20 of handle assembly 15, releasably receives the shaft 50 of working element 10 and selectively couples the shaft of the working element to high speed motor 30.
  • coupling assembly 45 generally comprises a collet sleeve 55 which is secured to shaft 40 of high speed motor 30.
  • Collet sleeve 55 is preferably connected to shaft 40 of high speed motor 30 by a universal joint or a similar type of connector so as to minimize alignment and vibration issues.
  • Collet sleeve 55 is sized to receive shaft 50 of working element 10 (Fig. 3), and comprises at least one opening 60 extending through the side wall of collet sleeve 55.
  • collet sleeve 55 comprises three openings 60 extending through the side wall of collet sleeve 55. The three openings 60 may be equally-circumferentially spaced about the
  • Collet sleeve 55 is rotatably mounted within cavity 35 of distal mount 20, e.g., by a plurality of bearings 65. In this way, when shaft 40 of high speed motor 30 is turned, collet sleeve 55 is also turned.
  • a distal bearing 65A comprising an inner race 66A secured to collet sleeve 55 and an outer race 67A secured to distal mount 20; and a proximal bearing 65B comprising an inner race 66B secured to collet sleeve 55 and an outer race 67B secured to distal mount 20.
  • coupling assembly 45 In order for coupling assembly 45 to releasably secure shaft 50 of working element 10 to collet sleeve 55, coupling assembly 45 also comprises at least one collet ball 70 (or other locking element) which is disposed in the at least one opening 60 of collet sleeve 55 (where three openings 60 are provided in collet sleeve 55, three collet balls 70 may be
  • the at least one opening 60 of collet sleeve 55 is configured so that the at least one collet ball 70 can protrude into the central lumen 75 of collet sleeve 55, but the at least one collet ball 70 cannot pass completely into central lumen 75 of collet sleeve 55 due to the provision of shoulders 80 at the innermost points of the at least one opening 60.
  • the at least one opening 60 comprises at least one tapered opening, in which case shoulders 80 are replaced by the tapering side wall of the at least one tapered opening .
  • a cam element 85 is disposed about collet sleeve 55.
  • Cam element 85 comprises a first surface 90 and a second surface 95, with a transition surface 100 disposed therebetween. As will hereinafter be
  • first surface 90 of cam element 85 when first surface 90 of cam element 85 is aligned with the at least one collet ball 70, the at least one collet ball 70 is free to move radially outward to the extent necessary so that the at least one collet ball 70 does not intrude into central lumen 75 of collet sleeve 55; at the same time, when first surface 90 of cam element 85 is aligned with the at least one collet ball 70, first surface 90 will prevent the at least one collet ball 70 from
  • first surface 90 of cam element 85 when first surface 90 of cam element 85 is aligned with the at least one collet ball 70, first surface 90 will limit radially-outward movement of the at least one collet ball 70 and prevent the at least one collet ball 70 from "completely falling out of” the at least one opening 60 and becoming loose within cavity 35.
  • cam element 85 when cam element 85 is moved proximally
  • transition surface 100 of cam element 85, and then second surface 95 of cam element 85 will engage the at least one collet ball 70, whereby to cam the at least one collet ball 70 radially inwardly, into central lumen 75 of collet sleeve 55 (whereby to secure the shaft 50 of a working element 10 to collet sleeve 55) .
  • cam element 85 and spring 105 rotate in conjunction with collet sleeve 55, with spring 105 extending between the inner race 66A of distal bearing 65A and the distal end of cam element 85.
  • three collet balls 70 are provided, one for each of three equally-circumferentially-spaced openings 60, and shaft 50 of working element 10 has a triangular cross- section (Fig. 5), whereby to provide a secure, stable connection between coupling assembly 45 and the shaft 50 of a working element 10 when the three collet balls 70 are forced radially inwardly into contact with the shaft 50 of a working element.
  • the at least one collet ball 70 can be replaced by at least one element having a different configuration, e.g., the at least one collet ball 70 may be replaced by at least one pin, by at least one finger, etc.
  • a biasing collar 110 (Fig. 4) is provided to selectively bias cam element 85 distally, against the power of its associated spring 105. More
  • biasing collar 110 is itself biased distally by a spring 115 (or other biasing element), such that when biasing collar 110 is unconstrained (see below), biasing collar 110 will engage the proximal end of cam element 85 so as to force cam element 85 distally, such that first surface 90 of cam element 85 is aligned with the at least one collet ball 70 (Fig. 4) .
  • biasing collar 110 when biasing collar 110 is forced proximally (see below), against the power of spring 115, cam element 85 is free to move proximally under the power of its associated spring 105, so that transition surface 100 of cam element 85, and then second surface 95 of cam element 85, engage the at least one collet ball 70, whereby to cam the at least one collet ball 70 radially inwardly, into central lumen 75 of collet sleeve 55.
  • biasing collar 110 rides against the inner surface of mount 20 of handle assembly 15.
  • spring 115 extends between the outer race 67B of proximal bearing 65B and the proximal end of biasing collar 110. Note also that biasing collar 110 and spring 115 do not rotate with collet sleeve 55 when collet sleeve 55 is rotated by high speed motor 30 of handle
  • Means are provided for (i) selectively holding biasing collar 110 proximally spaced from cam element 85 (even when cam element 85 is biased proximally under the power of spring 105) so that frictional forces are not created between cam element 85 (which rotates with shaft 40 of high speed motor 30) and biasing collar 110 (which does not rotate with shaft 40 of high speed motor 30), and (ii) allowing the user to force biasing collar 110 proximally, against the power of spring 115, so that cam element 85 can move proximally under the power of its associated spring 105 and thereby drive the at least one collet ball 70 into central lumen 75 of collet sleeve 55, whereby to lock the shaft 50 of a working element 10 within coupling assembly 45.
  • At least one canted cam slot 120 is provided in distal mount 20.
  • the at least one canted cam slot is canted with respect to the longitudinal axis of distal mount 20.
  • the at least one canted cam slot 120 extends proximally and circumferentially between a distalmost surface 125 and a proximalmost surface 130.
  • the at least one canted cam slot 120 has a substantially straight configuration.
  • the at least one canted cam slot 120 has a substantially helical configuration.
  • the at least one canted cam slot 120 also comprises a canted cam extension 135 which extends distally, and
  • At least one pin (or other element) 140 (Fig. 7), fixed to biasing collar 110, extends radially through the at least one canted cam slot 120 of distal mount 20, such that by moving the at least one pin 140 from its distalmost position within the at least one canted cam slot 120 (Figs. 6 and 8), biasing collar 110 can be moved from its distalmost position (Fig. 4) to its proximalmost position (Fig. 9) .
  • biasing collar 110 can be moved proximally within distal mount 20 so that cam element 85 is free to move proximally under the power of spring 105, whereby to cam the at least one collet ball 70 radially inwardly, whereby to intrude into central lumen 75 of collet sleeve 55 (e.g., to grip the shaft 50 of a working element 10 inserted into central lumen 75 of collet sleeve 55, or to prevent the shaft 50 of a working element 10 from being inserted into central lumen 75 of collet sleeve 55) .
  • the at least one pin 140 is press fit or otherwise adhered to biasing collar 110.
  • biasing collar 110 is releasably held proximally spaced from cam element 85 so that cam element 85 can cam the at least one collet ball 70 radially inwardly so as to grip the shaft 50 of a working element 10 (and also so that no
  • two canted cam slots 120 which may be diametrically-opposed to one
  • mount 20 each having an associated canted cam extension 135, and two
  • diametrically-opposed pins 140 extend radially outward from biasing collar 110 and through the two
  • Means are also provided for moving the at least one pin 140 within the at least one canted cam slot 120. More particularly, these means are provided by the aforementioned nosepiece assembly 22.
  • nosepiece assembly 22 comprises means for supporting the shaft 50 of a working element 10 (e.g., distal tip 23, which may include bearings 142, see Figs. 2 and 3) and a locking collar 145 (see Figs. 7 and 11) disposed proximal to the aforementioned distal tip 23.
  • Locking collar 145 is rotatable relative to distal mount 20 of handle assembly 15 when nosepiece assembly 22 is mounted to a handle assembly 15.
  • locking collar 145 and distal tip 23 rotate as a unit.
  • locking collar 145 is rotatable
  • locking collar 145 is rotatable relative to distal mount 20 of handle assembly 15 when nosepiece assembly 22 is mounted to handle assembly 15.
  • distal tip 23 is secured against rotation relative to distal mount 20, e.g., by the provision of a keying feature such as male-female connection, where the male feature is provided on one of the distal tip 23 and the distal mount 20, and the female feature is
  • Locking collar 145 generally comprises at least one groove (or slot) 150 for receiving the radially- outermost portion of the at least one pin 140 when nosepiece assembly 22 is mounted on distal mount 20 of handle assembly 15.
  • the at least one pin 140 is also rotated, causing the at least one pin 140 to move proximally within the at least one canted cam slot 120 of distal mount 120, and hence causing biasing collar 110 to move proximally within distal mount 20 (and hence allowing cam element 85 to move proximally under the power of spring 105, whereby to cam the at least one collet ball 70 radially inwardly into the lumen 75 of collet sleeve 55) .
  • coupling assembly 45 comprises two pins 140 extending through two canted cam slots 120 of distal mount 120
  • nosepiece assembly 22 comprises two grooves (or slots) 150 for receiving the two
  • each of the two pins 140, two canted cam slots 120, and two grooves (or slots) 150 may be diametrically-opposed from one another.
  • distal mount 20 comprises an L- shaped groove (or slot) 155 (Fig. 12) having a
  • Locking collar 145 of nosepiece assembly 22 comprises a ball 170 (Fig. 11) which is received in L-shaped groove (or slot) 155, i.e., ball 170 is received in
  • ball 170 is received in circumferentially-extending section 165 when locking collar 145 is rotated so as to (i) lock the shaft 50 of a working element 10 to coupling assembly 45 (and hence to handle assembly 15), or (ii) unlock the shaft 50 of a working element 10 from coupling assembly 45 (and hence from handle assembly 15) .
  • ball 170 can be replaced by a corresponding pin or finger or other element which is connected to locking collar 145 and is received in L- shaped groove (or slot) 155.
  • nosepiece assembly 22 can be mounted to distal mount 20 of handle assembly 15 by aligning ball 170 of nosepiece assembly 22 with longitudinally-extending section 160 of L-shaped groove (or slot) 155 of distal mount 20, and then moving the two parts together until ball 170 is aligned with circumferentially-extending section 165 of L-shaped groove (or slot) 155 of distal mount 20.
  • the at least one pin 140 of coupling assembly 45 is received in the at least one groove (or slot) 150 of locking collar 145, and as nosepiece assembly 22 is mounted to distal mount 20 of handle assembly 15, the at least one pin 140 of coupling assembly 45 is disposed at the distal end 125 of the at least one canted cam slot 120 of distal mount 20.
  • coupling assembly 45 is in the position shown in Fig. 4 (i.e., unlocked) .
  • the shaft 50 of a working element 10 may be advanced into, or retracted from, central lumen 75 of collet sleeve 55, since biasing collar 110 will normally force cam element 85 distally, so that the at least one collet ball 70 is free to move radially outward in the at least one opening 60 in collet sleeve 55.
  • the shaft 50 of a working element 10 can be advanced such that the at least one collet ball 70 is able to settle into at least one recess 175 (Fig. 13) formed in the shaft 50 of a working element 10.
  • Locking collar 145 may then be rotated, whereby to cause the at least one pin 140 to move within the at least one canted cam slot 120, whereby to force biasing collar 110 proximally. As this occurs, cam element 85 is free to move proximally, whereby to force the at least one collet ball 70 radially
  • the at least one pin 140 settles into canted cam extension 135 of the at least one canted cam slot 120.
  • biasing collar 110 is held proximally spaced from cam element 85, so that there is no frictional contact between biasing collar 110 (which is rotationally stationary) and cam element 85 (which rotates with collet sleeve 55) .
  • motor 30 may be energized so as to rotate its shaft 40, whereby to rotate collet sleeve 55 of coupling assembly 45, and hence rotate working element 10 (which is releasably secured to collet sleeve 55) .
  • Working element 10 may then be used for its intended purpose, e.g., to drill or abrade bone.
  • cam element 85 allows the at least one collet ball 70 to move radially
  • the power of spring 115 alone is insufficient to drive biasing collar 110 distally (and hence insufficient to drive the at least one pin 140 distally, and hence insufficient to rotate locking collar 145 about distal mount 20) .
  • manual movement of locking collar 145 is required to drive biasing collar 110 distally (and hence to drive the at least one pin 140 distally, and hence to rotate locking collar 145 about distal mount 20) .
  • the power of spring 115 alone is sufficient to drive biasing collar 110 distally (and hence sufficient to drive the at least one pin 140 distally, and hence sufficient to rotate locking collar 145 about distal mount 20) .
  • manual motion of locking collar 145 is only necessary to move the at least one pin 140 out of canted cam extension 135 and into the at least one canted cam slot 120, and manual motion of locking collar 145 is not thereafter required to drive biasing collar 110 distally (and hence to drive the at least one pin 140 distally, and hence to rotate locking collar 145 about distal mount 20) .
  • the equally-circumferentially-spaced recesses 175 may be provided in sets (e.g., sets of three equally- circumferentially-spaced recesses), and multiple sets of the equally-circumferentially-spaced recesses 175 may be provided in axially-spaced locations along shaft 50 of working element 10, such that shafts of differing lengths may be accommodated.
  • sets e.g., sets of three equally- circumferentially-spaced recesses
  • multiple sets of the equally-circumferentially-spaced recesses 175 may be provided in axially-spaced locations along shaft 50 of working element 10, such that shafts of differing lengths may be accommodated.
  • Figs. 3 and 13 show four axially-spaced sets of three equally- circumferentially-spaced recesses 175 (i.e., 175A, 175B, 175C, 175D) formed in shaft 50 of working element 10.
  • the at least one pin 140 may be replaced by at least one other element, e.g., at least one ball.
  • the ball may be retained in a pocket formed in biasing collar 110, and in another pocket formed in locking collar 145, with the ball extending through the at least one canted cam slot 120.
  • the use of a pin offers significant advantages over the use of a ball, since (i) a pin can be press fit to biasing collar 110, which provides a fast and simple
  • a pin generally makes a better camming contact with the at least one canted cam slot 120 than a ball. For at least these reasons, it is generally preferred to use a pin (rather than a ball) to connect biasing collar 110 to locking collar 145.
  • distal tip 23 of nosepiece assembly 22 may include a curved extension 180 for rotatably receiving a working element 10 having a flexible shaft. Note that where nosepiece assembly 22 comprises a curved extension 180 and working element 10 comprises a flexible shaft, it is common to drive the working element 10 at a slower speed than where the working element 10 is
  • handle assembly 15 with means for detecting when distal tip 23 of nosepiece assembly 22 comprises a curved
  • handle assembly 15 can include a plurality of Hall sensors 185, and nosepiece assembly 22 (comprising a distal tip 23 having a curved extension 180) can include a plurality of magnets 190, such that handle assembly 15 can detect when a nosepiece assembly 22 (of the sort comprising a distal tip 23 having a curved extension 180) is mounted to handle assembly 15 (and hence reduce the operating speed of motor 30 so as to preserve the working life of the working element 10) .
  • nosepiece assembly 22 is configured as a separate element from handle assembly 15, and is mountable to, and fully removable from, distal mount 20 of handle assembly 15.
  • nosepiece assembly 22 as a fully-separable element from handle assembly 15, it is possible to provide a wide variety of different nosepiece assemblies 22, with each nosepiece assembly 22 being configured for different purpose (e.g., for performing a different task, for supporting a differently-configured working element, etc.), with each nosepiece assembly 22 comprising a distal tip 23 for slidably supporting a working tool 10 and a locking collar 145 for engaging the at least one pin 140 of a coupling assembly 45 disposed in distal mount 20 of handle assembly 15.
  • the nosepiece assembly may be configured to provide an angled shaft configuration.
  • a nosepiece assembly 22A which comprises the aforementioned locking collar 145 for engaging the at least one pin 140 of coupling assembly 45 of handle assembly 15, and the
  • nosepiece assembly 22A also comprises a second coupling assembly 45A, a second locking collar 145A, and a pair of shafts 195, 200.
  • Second coupling assembly 45A is substantially the same as the coupling assembly 45 previously disclosed, except that it is disposed in nosepiece assembly 122A distal to locking collar 145.
  • Second locking collar 145A is provided on nosepiece assembly 22A and is configured to engage the at least one pin 140A of second coupling assembly 45A, whereby to lock or unlock a working element 10 to second coupling
  • shaft 195 is mechanically connected (via coupling assembly 45 in distal mount 20 of handle assembly 15) to drive shaft 40 of high speed motor 30.
  • Shaft 195 includes a beveled gear 205 at its distal end.
  • Shaft 200 is connected to collet sleeve 55A of coupling assembly 45A, and includes a beveled gear 210 at its proximal end which is
  • nosepiece assembly 22 releasably receives the shaft 50 of working element 10.
  • Second locking collar 145A of nosepiece assembly 22A is used to selectively
  • nosepiece assembly 22A by forming nosepiece assembly 22A so that the longitudinal axis of shaft 195 is set at an angle to the longitudinal axis of collet sleeve 55A of second coupling 45A, "off-angle" drilling can be effected without requiring the use of a nosepiece assembly having a curved extension 180 and a drill bit having a flexible shaft. This is a significant advance in the art, since it allows high speed "off angle" drilling or burring to be effected for
  • the angled shaft nosepiece assembly 22A (Figs. 16-19) can be provided as a single
  • a nosepiece assembly 22B which comprises (i) a nosepiece assembly 22C, and (ii) a handle assembly adapter 22D, wherein nosepiece assembly 22C and handle assembly adapter 22D are separable from one another (Figs. 20-22), but may be connected together, e.g., at the time of manufacture, at the time of use, etc. (Figs. 23 and 24), so as to together form the complete nosepiece assembly 22B.
  • the nosepiece assembly 22B may be an angled shaft nosepiece assembly.
  • nosepiece assembly 22C may be identical to the aforementioned nosepiece assembly 22, i.e., nosepiece assembly 22C comprises a distal tip 23C and a locking collar 145C.
  • handle assembly adapter 22D may comprise a distal mount 20D containing a coupling assembly 45D which receives the shaft 50 of a working element 10 and is activated by locking collar 145C of nosepiece assembly 22C.
  • handle assembly adapter 22D may comprise a shaft 195D for being received in coupling assembly 45 in distal mount 20 of handle assembly 15, and a shaft 200D for transferring the rotation of shaft 195D to collet sleeve 55D of coupling assembly 45D disposed in handle assembly adapter 22D (and hence transferring rotation of shaft 195D to the shaft 50 of a working element 10 disposed in central lumen 75D of collet sleeve 55D) .
  • handle assembly adapter 22D comprises a locking collar 145D for actuating coupling assembly 45 in distal mount 20 of handle assembly 15. It will also be appreciated that in this form of the invention, handle assembly adapter 22D is releasably secured to distal mount 20 of handle assembly 15 by loading locking collar 145D of handle assembly adapter 22D onto distal mount 20 of handle assembly 15 in a manner analogous to the manner in which nosepiece assembly 22 is mounted onto distal mount 20 of handle assembly 15, and in this form of the invention, nosepiece assembly 22C is releasably secured to distal mount 20D of handle assembly adapter 22D by loading locking collar
  • nosepiece assembly 22B comprises a first mounting mechanism comprising a locking collar 145D for securing handle assembly adapter 22D to distal mount 20 of handle assembly 15, and a second mounting mechanism for securing nosepiece assembly 22C to distal mount 20D of handle assembly adapter 22D.
  • an alternative mounting mechanism may be used to secure handle assembly adapter 22D to distal mount 20 of handle assembly 15 (while still using a locking collar 145C to secure nosepiece assembly 22C to handle assembly adapter 22D) ; and/or an alternaive mounting mechanism may be used to secure nosepiece assembly 22C to handle assembly adapter 22D (while still using the aforementioned locking collar 145D to secure handle assembly adapter 22D to distal mount 20 of handle assembly 15 ) .

Abstract

L'invention concerne un dispositif chirurgical comprenant : un ensemble poignée ; un collier de verrouillage, et un ensemble d'outils remplaçables qui sont chargés le long d'un axe dans l'ensemble poignée ; le collier de verrouillage pouvant être entièrement retiré de l'ensemble poignée, le collier de verrouillage étant chargé axialement dans une première position, et le collier de verrouillage tournant entre la première position et une seconde position ; dans la première position, le collier de verrouillage étant libre d'être retiré axialement de l'ensemble poignée, et les outils remplaçables étant libres d'être chargés ou déchargés de l'ensemble poignée ; dans la seconde position, le collier de verrouillage étant empêché de se déplacer axialement par rapport à l'ensemble poignée, et les outils remplaçables étant empêchés d'être reçus dans l'ensemble poignée ou retirés de ce dernier ; et le collier de verrouillage est guidé vers la première position et entre la première position et la seconde position par une rainure dans l'ensemble poignée s'accouplant à un élément porté par le collier de verrouillage.
PCT/US2015/028426 2014-04-30 2015-04-30 Outil rotatif ayant un ensemble de couplage amélioré WO2015168359A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
EP15786020.6A EP3052028B1 (fr) 2014-04-30 2015-04-30 Outil rotatif ayant un ensemble de couplage amélioré
CN201580002863.5A CN106163427B (zh) 2014-04-30 2015-04-30 带有改进的联接组件的旋转工具
JP2016556697A JP6181323B2 (ja) 2014-04-30 2015-04-30 改善されたカップリングアセンブリを備える回転ツール

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201461986607P 2014-04-30 2014-04-30
US61/986,607 2014-04-30

Publications (2)

Publication Number Publication Date
WO2015168359A1 true WO2015168359A1 (fr) 2015-11-05
WO2015168359A8 WO2015168359A8 (fr) 2016-06-23

Family

ID=54354325

Family Applications (2)

Application Number Title Priority Date Filing Date
PCT/US2015/028436 WO2015168364A1 (fr) 2014-04-30 2015-04-30 Outil rotatif doté d'ensemble de couplage amélioré
PCT/US2015/028426 WO2015168359A1 (fr) 2014-04-30 2015-04-30 Outil rotatif ayant un ensemble de couplage amélioré

Family Applications Before (1)

Application Number Title Priority Date Filing Date
PCT/US2015/028436 WO2015168364A1 (fr) 2014-04-30 2015-04-30 Outil rotatif doté d'ensemble de couplage amélioré

Country Status (5)

Country Link
US (3) US9414848B2 (fr)
EP (2) EP3052028B1 (fr)
JP (2) JP6250175B2 (fr)
CN (2) CN106163427B (fr)
WO (2) WO2015168364A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3613367A1 (fr) * 2018-08-24 2020-02-26 Shukla Medical Ensemble de poignée d'outil chirurgical

Families Citing this family (48)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20150173756A1 (en) 2013-12-23 2015-06-25 Ethicon Endo-Surgery, Inc. Surgical cutting and stapling methods
US9724092B2 (en) 2013-12-23 2017-08-08 Ethicon Llc Modular surgical instruments
US9549735B2 (en) 2013-12-23 2017-01-24 Ethicon Endo-Surgery, Llc Fastener cartridge comprising a firing member including fastener transfer surfaces
US9839428B2 (en) 2013-12-23 2017-12-12 Ethicon Llc Surgical cutting and stapling instruments with independent jaw control features
WO2015168364A1 (fr) * 2014-04-30 2015-11-05 Gyrus Avmi, Inc., D.B.A. Olympus Surgical Technologies America Outil rotatif doté d'ensemble de couplage amélioré
WO2016007187A1 (fr) * 2014-07-07 2016-01-14 Bayer Healthcare Llc Jumelage de dispositifs amélioré avec un composant acoustique piézoélectrique à double usage et un capteur de vibrations
CN106714707B (zh) * 2014-08-06 2020-03-03 史赛克公司 具有便于装配到工具的切割附件对准的卡持器的电动手术手持件
US10219810B2 (en) * 2015-02-16 2019-03-05 Warsaw Orthopedic, Inc. Surgical instrument system and method
USD814633S1 (en) * 2015-08-07 2018-04-03 W&H Dentalwerk Bürmoos GmbH Drive axle for dental or medical device
MX2022009705A (es) 2015-08-26 2022-11-07 Ethicon Llc Metodo para formar una grapa contra un yunque de un instrumento de engrapado quirurgico.
US10470769B2 (en) 2015-08-26 2019-11-12 Ethicon Llc Staple cartridge assembly comprising staple alignment features on a firing member
JP6828018B2 (ja) 2015-08-26 2021-02-10 エシコン エルエルシーＥｔｈｉｃｏｎ ＬＬＣ ステープルの特性変更を可能にし、カートリッジへの充填を容易にする外科用ステープルストリップ
US10172619B2 (en) 2015-09-02 2019-01-08 Ethicon Llc Surgical staple driver arrays
MX2022006191A (es) 2015-09-02 2022-06-16 Ethicon Llc Configuraciones de grapas quirurgicas con superficies de leva situadas entre porciones que soportan grapas quirurgicas.
FR3044392B1 (fr) * 2015-11-26 2019-06-07 Maquet Sas Appareil d'eclairage avec une poignee demontable
CN105726084B (zh) * 2016-04-19 2019-02-15 苏州益诺斯医疗科技有限公司 一种医用弯柄磨钻
JP6957532B2 (ja) 2016-06-24 2021-11-02 エシコン エルエルシーＥｔｈｉｃｏｎ ＬＬＣ ワイヤステープル及び打ち抜き加工ステープルを含むステープルカートリッジ
USD850617S1 (en) 2016-06-24 2019-06-04 Ethicon Llc Surgical fastener cartridge
USD847989S1 (en) 2016-06-24 2019-05-07 Ethicon Llc Surgical fastener cartridge
USD826405S1 (en) 2016-06-24 2018-08-21 Ethicon Llc Surgical fastener
US10542979B2 (en) 2016-06-24 2020-01-28 Ethicon Llc Stamped staples and staple cartridges using the same
US11141162B2 (en) * 2016-07-08 2021-10-12 Covidien Lp Loading unit locking collar with linearly actuated release
US10709508B2 (en) * 2016-07-28 2020-07-14 Medtronics Ps Medical, Inc. Tracked powered drill assembly
US11076871B2 (en) 2016-08-31 2021-08-03 Medtronic Ps Medical, Inc. Multiple connection drive shaft
US10687810B2 (en) 2016-12-21 2020-06-23 Ethicon Llc Stepped staple cartridge with tissue retention and gap setting features
US20180168650A1 (en) 2016-12-21 2018-06-21 Ethicon Endo-Surgery, Llc Connection portions for disposable loading units for surgical stapling instruments
US10993715B2 (en) 2016-12-21 2021-05-04 Ethicon Llc Staple cartridge comprising staples with different clamping breadths
US10945727B2 (en) 2016-12-21 2021-03-16 Ethicon Llc Staple cartridge with deformable driver retention features
US11684367B2 (en) 2016-12-21 2023-06-27 Cilag Gmbh International Stepped assembly having and end-of-life indicator
US11083538B2 (en) 2017-02-17 2021-08-10 American Eagle Instruments, Llc Dental instrument with removable dental tip and method of assembly
GB2568215C (en) * 2017-05-15 2022-07-13 Zethon Ltd Coupling mechanism for a surgical device
TWI721278B (zh) * 2017-06-15 2021-03-11 大陸商天津瑞奇外科器械股份有限公司 超聲外科手術器械
US11896239B2 (en) 2017-08-17 2024-02-13 Stryker Corporation Surgical handpiece system for depth measurement and related accessories
CN111246810B (zh) * 2017-08-17 2023-07-04 史赛克公司 用于测量钻孔深度的外科手持件和相关配件
US10695073B2 (en) 2017-08-22 2020-06-30 Arthrex, Inc. Control system for retrograde drill medical device
DE102018112681A1 (de) * 2018-05-28 2019-11-28 Karl Storz Se & Co. Kg Selbstsichernde Kupplungsvorrichtung und -verfahren
US11376023B2 (en) 2018-05-31 2022-07-05 Gyms Acmi, Inc. Medical device having an adaptor for attachment to a working member
US10682149B2 (en) * 2018-07-11 2020-06-16 Viant As&O Holdings, Llc Dual coupling reamer handle
WO2020020907A1 (fr) 2018-07-24 2020-01-30 Koninklijke Philips N.V. Mécanisme de retenue de pièce pour dispositif de soins buccaux
US11534897B2 (en) 2019-05-09 2022-12-27 Black & Decker Inc. Modular tool bit holder system
CN110170681B (zh) * 2019-06-06 2021-07-09 深圳市瑞沃德生命科技有限公司 一种迷你小电钻
CN110301987A (zh) * 2019-06-17 2019-10-08 兰杰 一种医疗外科手术器械
US11471168B2 (en) * 2019-12-20 2022-10-18 Innovations 4 Surgery, LLC Medical devices and related methods for transforming bone, other tissue, or material
US11723672B2 (en) * 2020-03-18 2023-08-15 Shukla Medical Chuck assembly for a medical device
CN114366227B (zh) * 2020-10-15 2023-01-13 苏州英途康医疗科技有限公司 施夹器及其驱动轴的驱动方法
KR102285936B1 (ko) * 2021-03-04 2021-08-04 아이메디컴(주) 정형외과용 전동기구
HUP2100390A1 (hu) * 2021-11-12 2023-05-28 Emd Kft Sebészeti kézidarab és azzal együttmûködõ forgó szerszám
DE102022120351A1 (de) 2022-08-11 2024-02-22 Aesculap Ag Schaftkupplung und zugehöriges Montageverfahren

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5888200A (en) * 1996-08-02 1999-03-30 Stryker Corporation Multi-purpose surgical tool system
US20030163134A1 (en) * 2001-03-21 2003-08-28 Medtronic, Inc. D/B/A Medtronic Midas Rex Surgical instrument with rotary cutting member and quick release coupling arrangement
US20070054239A1 (en) * 2004-02-17 2007-03-08 Bien-Air Holding S.A. Handpiece for dental or surgical use with locking mechanism
US20080195101A1 (en) * 2007-02-08 2008-08-14 Andre Lechot Holder for a surgical reamer and single use, flat reamer
WO2012138338A1 (fr) * 2011-04-07 2012-10-11 Synthes Usa, Llc Instrument foret chirurgical a moteur et mécanisme de blocage pour recevoir une attache et une fraise de coupe

Family Cites Families (76)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2491605A (en) * 1946-07-26 1949-12-20 Windsor N Chittenden Chuck
US3576076A (en) 1969-06-13 1971-04-27 Bernard Weissman Adjustable rotatable tool and a holder therefor
US3672692A (en) * 1970-05-18 1972-06-27 Bilz Otto Werkzeug Quick-change chucks
US3847154A (en) * 1972-09-22 1974-11-12 Weck & Co Edward Surgical drill with detachable hand-piece
DE2550781A1 (de) * 1975-11-12 1977-05-26 Elsbett L Zylinderkopf fuer brennkraftmaschinen, insbesondere dieselmotoren
US4055185A (en) 1976-03-02 1977-10-25 American Sterilizer Company Rotary drill for surgeons
US4112292A (en) * 1976-08-17 1978-09-05 Access Control Systems Proprietary Limited Magnetic identification apparatus
DE2718750C2 (de) 1977-04-27 1981-12-17 Kaltenbach & Voigt Gmbh & Co, 7950 Biberach Spannvorrichtung für zahnärztliche Handstücke
US4184692A (en) * 1977-05-23 1980-01-22 The Boeing Company Motor quick-change chuck system for tool having cylindrically shaped adapter portion
DE2855359C3 (de) * 1978-12-21 1981-07-23 Kaltenbach & Voigt Gmbh & Co, 7950 Biberach Zahnärztliches Handstück
US4290617A (en) * 1979-06-11 1981-09-22 The Boeing Company Motor quick-change chuck system for tool having cylindrically shaped adapter portion wherein relative longitudinal movement between chuck and tool being driven is eliminated
US4705038A (en) * 1985-01-23 1987-11-10 Dyonics, Inc. Surgical system for powered instruments
US4710079A (en) 1985-06-11 1987-12-01 T. M. Smith Tool International Corp. Quick change spindle adapter for tool holder
DE3539912A1 (de) * 1985-11-11 1987-05-14 Hilti Ag Werkzeughalter fuer bohr- und meisselwerkzeuge
US4792327A (en) 1986-09-15 1988-12-20 Barry Swartz Lipectomy cannula
US4810139A (en) 1986-11-28 1989-03-07 No-Ma Engineering Incorporated Quick-change over-spindle adapter
US4818157A (en) * 1986-12-31 1989-04-04 James E. Scapillato Quick-change adapter and tools for use with the adapter
AT388283B (de) * 1987-08-24 1989-05-26 Buermoos Dentalwerk Zahnaerztliches handstueck
DE8715181U1 (fr) * 1987-10-17 1987-12-03 Ledermann Gmbh + Co, 7240 Horb, De
US5013194A (en) * 1988-09-08 1991-05-07 Wienhold James L Chuck assembly for tool bits
US4947942A (en) * 1989-01-31 1990-08-14 Stryker Corporation Angle drive for a surgical power tool
US5188378A (en) * 1990-01-11 1993-02-23 Wera Werk Hermann Werner Gmbh & Co. Chuck for polygonal shank ends of tools
DE4103663A1 (de) * 1991-02-07 1992-08-20 Aesculap Ag Chirurgisches handstueck
US5312017A (en) * 1991-08-30 1994-05-17 The Coca-Cola Company Product identification system for beverage dispenser
US5222956A (en) 1992-07-06 1993-06-29 Altair Instruments, Inc. Surgical drill collet mechanism and bur
JP2520828B2 (ja) 1992-09-28 1996-07-31 株式会社松浦機械製作所 改良型工具保持装置
US5363723A (en) 1993-02-23 1994-11-15 Ryobi Outdoor Products, Inc. Angle gear drive
US5372465A (en) * 1993-04-20 1994-12-13 T. M. Smith Tool International Corp. Quick change spindle adaptor for tool holder
US5531697A (en) * 1994-04-15 1996-07-02 Sims Deltec, Inc. Systems and methods for cassette identification for drug pumps
US5505737A (en) * 1994-07-01 1996-04-09 Midas Rex Pneumatic Tools, Inc. Quick release coupling for a dissecting tool
US6062575A (en) * 1994-07-27 2000-05-16 Mednext, Inc. Tool shaft coupler
US6270087B1 (en) * 1994-07-27 2001-08-07 Mednext, Inc. Tool shaft coupler
US5569256A (en) 1995-02-10 1996-10-29 Midas Rex Pneumatic Tools, Inc. Surgical resection tool with a double quick release
US5755519A (en) 1996-12-04 1998-05-26 Fargo Electronics, Inc. Printer ribbon identification sensor
US5957634A (en) * 1997-03-07 1999-09-28 Carpinetti; David J. Quick change drill extender system
US5893851A (en) * 1997-04-18 1999-04-13 Midas Rex Pneumatic Tools, Inc. Multiple chuck resecting tool
US6037724A (en) 1997-05-01 2000-03-14 Osteomed Corporation Electronic controlled surgical power tool
CN1331628C (zh) * 1999-07-21 2007-08-15 布莱克-德克尔公司 动力驱动夹头
US6179302B1 (en) 1999-11-02 2001-01-30 Beere Precision Medical Instruments, Inc. Adapter for a driver of a rotary tool and method
US6562055B2 (en) * 2000-02-18 2003-05-13 Stryker Corporation Cutting attachment for a surgical handpiece designed to be selectively coupled to the handpiece
CA2725713C (fr) 2001-02-09 2012-06-19 Team Fair Holdings Limited Outils a tige irreguliere et leurs commandes
US7001391B2 (en) 2001-03-21 2006-02-21 Medtronic, Inc. Surgical instrument with rotary cutting member and quick release coupling arrangement
EP1370180B1 (fr) 2001-03-21 2008-03-05 Medtronic, Inc. Instrument chirurgical a element de decoupe rotatif et systeme de couplage a liberation rapide
US6607533B2 (en) * 2001-09-25 2003-08-19 The Anspbell Effort, Inc Miniature cutter shaft configuration
US6733218B2 (en) * 2001-09-25 2004-05-11 The Anspach Effort, Inc. High speed surgical instrument
US6939213B2 (en) 2002-03-25 2005-09-06 Lhr Technologies, Inc. Quick change adaptor for rotary machines
US6780189B2 (en) * 2002-06-07 2004-08-24 Medtronic, Inc. Surgical instrument with a collet locking and indexing system
US7559927B2 (en) * 2002-12-20 2009-07-14 Medtronic Xomed, Inc. Surgical instrument with telescoping attachment
US6953196B1 (en) 2003-03-31 2005-10-11 Daniel Huang Non-inflation adapter for prompt engagement with a shank of a screw driver and a handle
US6932382B2 (en) * 2003-10-28 2005-08-23 Fci Americas Technology, Inc. Hall effect sensor assembly
US7641655B2 (en) 2003-10-31 2010-01-05 Medtronic, Inc. Coupling system for surgical instrument
US20050167919A1 (en) 2003-11-14 2005-08-04 Grant Alan H. Interactive game with action figure identification
US7871080B2 (en) 2004-01-16 2011-01-18 Robert Bosch Gmbh Tool-less blade clamping apparatus for a reciprocating tool
US7488332B2 (en) 2004-03-01 2009-02-10 Boston Scientific Scimed, Inc. Vaso-occlusive coils with non-overlapping sections
US8277474B2 (en) * 2004-05-26 2012-10-02 Medtronic, Inc. Surgical cutting instrument
US20060043684A1 (en) 2004-08-31 2006-03-02 Medtronic, Inc. Surgical instrument with locking element
US20060085005A1 (en) * 2004-10-01 2006-04-20 Kenealy James N Iii Bone drill system with highly visible depth markings
SE528783C2 (sv) 2004-10-05 2007-02-13 Seco Tools Ab Verktyg där spets och hållare har radiella stödytor
CN2787154Y (zh) * 2004-12-29 2006-06-14 石金钞 电动颌骨修磨钻
US20060234617A1 (en) 2005-03-25 2006-10-19 Black & Decker Inc. Power tool accessory identification system
DE102005016049A1 (de) 2005-04-07 2006-10-12 Kaltenbach & Voigt Gmbh Medizinisches Handstück mit einem abgewinkelten Schaft
AU2006262239B2 (en) 2005-06-25 2013-01-17 Stryker Corporation Surgical handpiece with compact clutch and anti-wobble coupling head
EP2155078B1 (fr) * 2007-05-17 2013-10-09 Pro-Dex Inc. Dispositif médical portatif
CN201046138Y (zh) * 2007-06-13 2008-04-16 郭毅军 医用软轴传动磨手柄
EP2014423A3 (fr) 2007-06-14 2014-01-22 Black & Decker Inc. Système d'identification de bloc-batterie
US8465492B2 (en) 2008-06-30 2013-06-18 Medtronic Xomed, Inc. Chuck for reciprocating surgical instrument
ES2539681T3 (es) 2009-05-13 2015-07-03 3M Innovative Properties Company Conector de liberación rápida
EP2316356B1 (fr) 2009-10-28 2016-03-23 Bien-Air Holding SA Dispositif d'accouplement entre un arbre moteur d'un instrument chirurgical et un outil
US8529567B2 (en) 2010-06-03 2013-09-10 Biomet Microfixation, Llc Surgical device with smart bit recognition collet assembly to set a desired application mode
CN201710409U (zh) * 2010-06-24 2011-01-19 王兵 一种开颅钻头
US8801713B2 (en) * 2011-04-07 2014-08-12 DePuy Synthes Products, LLC Surgical drill instrument with motor and locking mechanism to receive an attachment and a cutting burr
JP5696259B2 (ja) * 2012-06-29 2015-04-08 ジャイラス・エーシーエムアイ・インコーポレーテッド 手術器具のためのブレード保持機構
US8702702B1 (en) 2012-10-05 2014-04-22 Gyrus Acmi, Inc. Surgical cutting instrument with electromechanical cutting
US8920419B2 (en) * 2012-11-30 2014-12-30 Gyrus Acmi, Inc. Apparatus and method for tubeset with drive axle
US9358036B2 (en) * 2013-03-12 2016-06-07 Gyrus Acmi, Inc. Blade positioning device
WO2015168364A1 (fr) * 2014-04-30 2015-11-05 Gyrus Avmi, Inc., D.B.A. Olympus Surgical Technologies America Outil rotatif doté d'ensemble de couplage amélioré

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5888200A (en) * 1996-08-02 1999-03-30 Stryker Corporation Multi-purpose surgical tool system
US20030163134A1 (en) * 2001-03-21 2003-08-28 Medtronic, Inc. D/B/A Medtronic Midas Rex Surgical instrument with rotary cutting member and quick release coupling arrangement
US20070054239A1 (en) * 2004-02-17 2007-03-08 Bien-Air Holding S.A. Handpiece for dental or surgical use with locking mechanism
US20080195101A1 (en) * 2007-02-08 2008-08-14 Andre Lechot Holder for a surgical reamer and single use, flat reamer
WO2012138338A1 (fr) * 2011-04-07 2012-10-11 Synthes Usa, Llc Instrument foret chirurgical a moteur et mécanisme de blocage pour recevoir une attache et une fraise de coupe

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP3052028A4 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP3613367A1 (fr) * 2018-08-24 2020-02-26 Shukla Medical Ensemble de poignée d'outil chirurgical

Also Published As

Publication number Publication date
EP3052028A4 (fr) 2017-07-05
US20150313610A1 (en) 2015-11-05
US9414848B2 (en) 2016-08-16
EP3137249A4 (fr) 2018-01-17
CN106163427B (zh) 2019-07-12
WO2015168359A8 (fr) 2016-06-23
EP3137249A1 (fr) 2017-03-08
US20150313612A1 (en) 2015-11-05
JP6181323B2 (ja) 2017-08-16
WO2015168364A8 (fr) 2016-06-09
EP3052028B1 (fr) 2020-06-03
US20170071608A1 (en) 2017-03-16
US9504478B2 (en) 2016-11-29
JP2016538109A (ja) 2016-12-08
CN106232273A (zh) 2016-12-14
US10278712B2 (en) 2019-05-07
CN106232273B (zh) 2019-03-29
WO2015168364A1 (fr) 2015-11-05
JP6250175B2 (ja) 2017-12-20
JP2017500971A (ja) 2017-01-12
CN106163427A (zh) 2016-11-23
EP3137249B1 (fr) 2020-06-03
EP3052028A1 (fr) 2016-08-10

Similar Documents

Publication Publication Date Title
US10278712B2 (en) Rotary tool with improved coupling assembly
EP2027822B1 (fr) Dispositif d'athérectomie rotationnelle doté d'une cartouche d'arbre de transmission échangeable améliorée
EP1386587B1 (fr) Instrument chirurgical avec organe de coupe rotatif
CA2909354C (fr) Dispositif de verrouillage dynamique
RU2671938C2 (ru) Хирургическое устройство, передающее крутящий момент, содержащее соединенный с ним инструмент
US20080208195A1 (en) Surgical Instrument With Telescoping Attachment
JP6321612B2 (ja) 歯科用ハンドピースの、確実な駆動チャックとバーアレンジメント
US11666344B2 (en) Multiple connection drive shaft
CN216167684U (zh) 一种刀具手柄的动力输出机构及刀具手柄

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 15786020

Country of ref document: EP

Kind code of ref document: A1

REEP Request for entry into the european phase

Ref document number: 2015786020

Country of ref document: EP

WWE Wipo information: entry into national phase

Ref document number: 2015786020

Country of ref document: EP

ENP Entry into the national phase

Ref document number: 2016556697

Country of ref document: JP

Kind code of ref document: A

NENP Non-entry into the national phase

Ref country code: DE